220450575856 has 60 divisors (see below), whose sum is σ = 498211841568. Its totient is φ = 94221259776.

The previous prime is 220450575817. The next prime is 220450575857. The reversal of 220450575856 is 658575054022.

220450575856 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220450575857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95361 + ... + 670816.

Almost surely, 2^220450575856 is an apocalyptic number.

It is an amenable number.

220450575856 is an abundant number, since it is smaller than the sum of its proper divisors (277761265712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220450575856 is a wasteful number, since it uses less digits than its factorization.

220450575856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766566 (or 766553 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 49.

The spelling of 220450575856 in words is "two hundred twenty billion, four hundred fifty million, five hundred seventy-five thousand, eight hundred fifty-six".